General Information

Serial #

462

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

CAST IRON BASE, POLE PIECES, FIELD CORES, MAGNET BRIDGE, PULLEY, BEARING STANDS & CUPS, AND BRUSH YOKE. STEEL SHAFT SUPPORTS & ARMATURE CORE. COPPER COMMUTATOR WITH MICA INSULATION. ZINC FIELD BASES. BRONZE BRUSH HOLDERS & BEARINGS.BRUSHES WITH STEEL SPRINGS & BRASS MOUNTING SHAFTS. MISC STEEL & BRASS HARDWARE. FIBRE & PAPER INSULATION AND CONNECTING COPPER WIRE. COPPER PROTECTIVE SCREEN. WOODEN PLATES.

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

66.0 cm

Width

36.0 cm

Height

56.5 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Energy-electric

Category

Conversion

Sub-Category

N/A

Manufacturer

AKA

Edison

Country

Canada

State/Province

Ontario

City

Peterborough

Context

Country

Canada

State/Province

Unknown

Period

1881 - 1900

Canada

PART OF A LARGE AND VARIED COLLECTION OF ELECTRICAL ITEMS ACQUIRED AND DOCUMENTED BY ONTARIO HYDRO IN THE 1960S. THIS COLLECTION CONSISTS OF OVER 7500 ARTIFACTS, AND IS THOUGHT TO BE THE LARGEST & MOST COMPREHENSIVE IN CANADA. IT WAS DONATED IN ITS ENTIRETY TO THE NATIONAL MUSEUM OF SCIENCE & TECHNOLOGY IN 1992.

Function

USED TO CONVERT DIRECT CURRENT ELECTRICAL ENERGY TO ROTARY MECHANICAL ENERGY

Technical

EXAMPLE OF AN 1880'S ELECTRIC MOTOR DESIGN

Area Notes

Unknown

Details

Markings

TOP YOKE: 'PATENTED OCT. 9, 1880/ MAR. 13, 1881/ TYPE 1/4 NO 462/ 220 VOLTS'/ MFG. PLATE: 'EDISON/ GENERAL ELECTRIC/ COMPANY/ CANADIAN WORKS/ PETERBOROUGH ONT.'/ DECAL: 'THE HYDRO HISTORICAL ELECTRICAL COLLECTION'/ DYMO TAPE LABELS: 'MC.2.4 SHUNT'

Missing

3 CARBON BRUSHES. DAMAGED BRUSHPRESSURE DEVICES. FIELD WIRING BROKEN OR CUT.

Finish

BASE & EXPOSED FIELD CASTINGS, BLACK ENAMEL. NAME & DATA PLATE, BLACK BACKGROUND, NATURAL BRONZE RAISSED CHARACTERS. WOODEN HEAD PLATES, VARNISHED. ARMATURE WINDINGS, DARK VARNISH. FIELDS PROTECTIVE STRING WRAPPING VARNISHED. BRONZE & COPPER COMPONENTS, NATURAL

Decoration

NIL